<template>
  <view>
    <view class="search-box">
      <my-search @click="gotoSearch"></my-search>
    </view>
   <!--轮播图的区域  uswper快速生成-->
   <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
     <swiper-item v-for="(item,i) in swiperList" :key="i">
       <navigator class="swiper-item" :url="'/subpkg/goods_detal/goods_detal?goods_id=' + item.goods_id">
          <image :src="item.image_src"></image>
       </navigator>
     </swiper-item>
   </swiper>
   <!-- 分类导航区域 -->
   <view class="nav-list">
     <view class="nav-item" v-for="(item ,i) in navList" :key="i" @click="navClickHandler(item)">
       <image :src="item.image_src" class="nav-img"></image>
     </view>
   </view>
   <!-- 楼层区域 -->
   <!-- 楼层的容器 -->
   <view class="floor-list">
     <!-- 每一个楼层的item项 -->
     <view class="floor-item" v-for="(item,i) in floorList" :key="i">
       <!-- 楼层的标题 -->
       <image :src="item.floor_title.image_src" class="floor-title"></image>
       <!-- 楼层图片区域 -->
       <view class="floor-img-box">
         <!-- 左侧大图片的盒子 -->
         <navigator class="left-img-box" :url="item.product_list[0].url">
           <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
         </navigator> 
         <!-- 右侧4个小图片的盒子 -->
         <view class="right-img-box">
           <navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2" v-if="i2 !==0" :url="item2.url">
             <image :src="item2.image_src" mode="widthFix" :style="{width:item2.image_width + 'rpx'}"></image>
          </navigator>
         </view>
       </view> 
     </view>
   </view>
  </view>
  
</template>

<script>
  import badgeMix from '@/mixin/tabBar-badge.js'
  export default {
    mixins:[badgeMix],
    data() {
      return {
        // 这是轮播图的数据列表
        swiperList:[],
        //这是首页分类导航的数据
        navList:[],
        // 这是楼层的数据
        floorList:[]
      };
    },
    onLoad(){
      // 调用方法获取轮播图的数据
      this.getSwiperList()
      this.getNavList()
      this.getFloorList()
    },
    methods:{
     async getSwiperList() {
      const {data: res}= await uni.$http.get('/api/public/v1/home/swiperdata')
      // 请求失败
      if (res.meta.status !== 200) {
        return uni.$showMsg()
      }
      this.swiperList = res.message
      // uni.$showMsg("数据请求成功")
      },
      // 首页分类导航
     async getNavList() {
      const {data:res} = await uni.$http.get('/api/public/v1/home/catitems')
      if(res.meta.status !== 200) {
        return uni.$showMsg()
      }
      this.navList = res.message
      },
      // nav-item 项被点击时候的事件处理函数
      navClickHandler(item) {
        // 判断点击的是哪个 nav
        if(item.name ==='分类') {
          uni.switchTab({
            url:"/pages/cate/cate"
          })
        }
        // console.log(item)
      },
      // 楼层数据
     async getFloorList() {
     const {data:res} = await uni.$http.get('/api/public/v1/home/floordata')
     if(res.meta.status !== 200) return uni.$showMsg()
     res.message.forEach(floor => {
       floor.product_list.forEach(prod => {
         prod.url ='/subpkg/goods_list/goods_list?' +prod.navigator_url.split('?')[1]
       })
     })
     this.floorList = res.message
      },
      gotoSearch(){
        uni.navigateTo({
          url:'/subpkg/search/search'
        })
      }
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 330rpx;
    .swiper-item,image{
      width: 100%;
      height: 100%;
    }
  }
  .nav-list {
    display: flex;
    justify-content: space-around;
    margin: 15px 0px;
    .nav-img {
      width:128rpx;
      height: 140rpx;
    }
  }
  .floor-title{
    height: 60rpx;
    width: 100%;
    display: flex;
  }
  .floor-img-box{
    display: flex;
    padding-left: 10rpx;
  }
  .right-img-box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
  }
  .search-box{
    position: sticky;
    top:0;
    z-index: 999;
  }
</style>
